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Table 2 Response rates in the mITT population

From: A phase II study of belumosudil for chronic graft-versus-host disease in patients who failed at least one line of systemic therapy in China

Response

Data are n (%) unless stated otherwise

Belumosudil 200 mg once daily (N = 30)

ORR

22 (73.3%)

 95% CI

54.1–87.7%

 PR

22 (73.3%)

ORR for responses occurring within 6 months of treatment

20 (66.7%)

 95% CI

47.2–82.7%

 PR

20 (66.7%)

Median DOR, weeks (95% CI)

NR (20.3–NR)

Median TTR, weeks (range)

4.3 (3.9–48.1)

Improvement from baseline based on LSSa

 Overall

15 (50.0%)

 Responder, n/N (%)

12/22 (54.5%)

 Non-responder, n/N (%)

3/8 (37.5%)

Median duration of improvement, weeks (range)

16 (4–69)

  ≥ 16 weeks

9 (30.0%)

  ≥ 24 weeks

5 (16.7%)

  ≥ 32 weeks

5 (16.7%)

Improvement from baseline based on LSS on two consecutive visitsa

 Overall

10 (33.3%)

 Responder, n/N (%)

9/22 (40.9%)

 Non-responder, n/N (%)

1/8 (12.5%)

FFS, % (95% CI)

 Median, months

NR (7.8–NR)

 6 months

73 (54–86%)

 12 months

56 (37–72%)

TTNT, % (95% CI)

 Median, months

NR (8.9–NR)

 6 months

77 (57–88%)

 12 months

63 (43–77%)

OS, % (95% CI)

 Median, months

NR (NR–NR)

 6 months

97 (79–100%)

 12 months

87 (68–95%)

  1. CI confidence interval, DOR duration of response, FFS failure-free-survival, LSS Lee symptom scale, NR not reached, ORR overall response rate, OS overall survival, PR partial response, TTNT time-to-next-treatment, TTR time-to-response
  2. aClinically meaningful improvement in cGVHD symptom burden defined as a decrease ≥ 7 points in LSS score from baseline